RESTRUCTURING CHARGES - Amounts Expected to be Incurred, Amounts Incurred, and Amounts Remaining to Be Incurred (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	$ 19.5
Amounts Incurred During the Three Months Ended January 31, 2024	5.7	$ 2.4
Amounts Remaining to be Incurred	13.8
Employee separation costs
Restructuring and Related Costs [Line Items]
Amounts Incurred During the Three Months Ended January 31, 2024	2.9
Other restructuring costs
Restructuring and Related Costs [Line Items]
Amounts Incurred During the Three Months Ended January 31, 2024	2.8
Global Industrial Packaging
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	5.4
Amounts Incurred During the Three Months Ended January 31, 2024	0.9
Amounts Remaining to be Incurred	4.5
Global Industrial Packaging | Employee separation costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	4.2
Amounts Incurred During the Three Months Ended January 31, 2024	0.7
Amounts Remaining to be Incurred	3.5
Global Industrial Packaging | Other restructuring costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	1.2
Amounts Incurred During the Three Months Ended January 31, 2024	0.2
Amounts Remaining to be Incurred	1.0
Paper Packaging & Services
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	14.1
Amounts Incurred During the Three Months Ended January 31, 2024	4.8
Amounts Remaining to be Incurred	9.3
Paper Packaging & Services | Employee separation costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	2.3
Amounts Incurred During the Three Months Ended January 31, 2024	2.2
Amounts Remaining to be Incurred	0.1
Paper Packaging & Services | Other restructuring costs
Restructuring and Related Costs [Line Items]
Total Amounts Expected to be Incurred	11.8
Amounts Incurred During the Three Months Ended January 31, 2024	2.6
Amounts Remaining to be Incurred	$ 9.2